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Cell Differentiation. Each type of cell in your body is different. What makes your cells different?. In each cell, different genes have been activated. When genes are activated, this means that the genes are being “expressed”. Each different cell is expressing a different set of genes. - PowerPoint PPT Presentation
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Cell Differentiation
Each type of cell in your body is different.What makes your cells different?
In each cell, different genes have been activated.When genes are activated, this means that the
genes are being “expressed”.Each different cell is expressing a different set of
genes.
It used to be thought that your genes were yourdestiny, but now we know that environmentalfactors can influence gene expression.
Some examples:Gender influence in balding
Chemicals in environmentThalidamide
Use of alcohol and other illegal substances canpermanently change your DNA, leading toconsequences for your offspring.
Tempurature in environmentHimalayan rabbits